F. J. Córdova-Pérez, C. I. González-Keelan, and R. Vélez, “Epstein-Barr Virus in Biopsies from Patients with Hodgkin and Non-Hodgkin Lymphoma at the University of Puerto Rico Immunohistochemistry Laboratory”, PRHSJ, vol. 22, no. 2, Dec. 2011.